Since 2005
ScienceBiz.com offers links to websites related to biochemistry, reliability engineering, chemist, morality, medical physics, mechanical engineering, earth sciences, materials, astrophysics, nuclear, software, molecular and much more.
Listings
dedicated to the advancement of European research and development in the areas of information technology and applied mathematics.
http://www.ercim.org/
working to promote mathematics in industry, business, the public sector, education, and research.
http://www.ima.org.uk/
working to ensure the strongest interactions between mathematics and other scientific and technological communities.
http://www.siam.org/